Patent · US Expired

Method and apparatus for near net shape rapid rough electromachining for blisks

US6787728B2 · kind B2 · utility

6Cited by
6References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 27, 2002
Grant dateSep 7, 2004
Priority date
Expiry dateJan 6, 2023

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB23H3/00
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A ring or inverted-cup shaped cutting element is used as a tool electrode for electromachining to rough machine the airfoils on blisks to near net shape. The cutting element is rotated and positioned with respect to the blisk by a CNC (Computer Numerically Controlled) drive arrangement.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.